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<?php |
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namespace App\Controller; |
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use LightSaml\Idp\Builder\Action\Profile\SingleSignOn\Idp\SsoIdpAssertionActionBuilder; |
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use RuntimeException; |
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use App\Entity\SamlServiceProvider; |
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use App\Entity\User; |
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use App\Repository\ServiceProviderRepositoryInterface; |
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use App\Saml\AttributeValueProvider; |
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use App\Security\Voter\ServiceProviderVoter; |
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use App\Service\ServiceProviderConfirmationService; |
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use LightSaml\Binding\SamlPostResponse; |
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use LightSaml\Build\Container\BuildContainerInterface; |
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use LightSaml\Idp\Builder\Profile\WebBrowserSso\Idp\SsoIdpReceiveAuthnRequestProfileBuilder; |
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use SchulIT\LightSamlIdpBundle\Builder\Profile\WebBrowserSso\Idp\SsoIdpSendResponseProfileBuilderFactory; |
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use SchulIT\LightSamlIdpBundle\RequestStorage\RequestStorageInterface; |
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use Symfony\Bundle\FrameworkBundle\Controller\AbstractController; |
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use Symfony\Component\HttpFoundation\RedirectResponse; |
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use Symfony\Component\HttpFoundation\Request; |
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use Symfony\Component\HttpFoundation\Response; |
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use Symfony\Component\HttpKernel\Exception\BadRequestHttpException; |
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use Symfony\Component\Routing\Annotation\Route; |
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use Symfony\Component\Security\Csrf\CsrfTokenManagerInterface; |
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class SsoController extends AbstractController { |
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private const CSRF_TOKEN_ID = '_confirmation_token'; |
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public function __construct(private ServiceProviderConfirmationService $confirmationService) |
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{ |
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} |
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#[Route(path: '/idp/saml', name: 'idp_saml')] |
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public function saml(RequestStorageInterface $requestStorage, AttributeValueProvider $attributeValueProvider, |
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SsoIdpReceiveAuthnRequestProfileBuilder $receiveBuilder, |
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SsoIdpSendResponseProfileBuilderFactory $sendResponseBuilder, |
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CsrfTokenManagerInterface $tokenManager, ServiceProviderRepositoryInterface $serviceProviderRepository, |
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BuildContainerInterface $buildContainer): Response { |
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if($requestStorage->has() !== true) { |
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return $this->redirectToRoute('dashboard'); |
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} |
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/** @var User $user */ |
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$user = $this->getUser(); |
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if($user->getType()->isCanLinkStudents() && count($user->getLinkedStudents()) === 0) { |
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$this->addFlash('error', 'sso.error.registration_incomplete'); |
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$requestStorage->clear(); |
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return $this->redirectToRoute('dashboard'); |
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} |
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$requestStorage->load(); |
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$context = $receiveBuilder->buildContext(); |
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$action = $receiveBuilder->buildAction(); |
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$action->execute($context); |
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$partyContext = $context->getPartyEntityContext(); |
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$endpoint = $context->getEndpoint(); |
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$message = $context->getInboundMessage(); |
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// check authorization |
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$serviceProvider = $serviceProviderRepository |
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->findOneByEntityId($partyContext->getEntityId()); |
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if($serviceProvider === null || !$serviceProvider instanceof SamlServiceProvider) { |
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throw new BadRequestHttpException('The issusing service provider does not exist.'); |
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} |
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if(!$this->isGranted(ServiceProviderVoter::ENABLED, $serviceProvider)) { |
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$requestStorage->clear(); |
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return $this->render('sso/denied.html.twig', [ |
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'service' => $serviceProvider |
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], new Response(null, Response::HTTP_FORBIDDEN)); |
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} |
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$sendBuilder = $sendResponseBuilder->build( |
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[new SsoIdpAssertionActionBuilder($buildContainer)], |
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$partyContext->getEntityDescriptor()->getEntityID() |
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); |
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$sendBuilder->setPartyEntityDescriptor($partyContext->getEntityDescriptor()); |
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$sendBuilder->setPartyTrustOptions($partyContext->getTrustOptions()); |
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$sendBuilder->setEndpoint($endpoint); |
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$sendBuilder->setMessage($message); |
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$context = $sendBuilder->buildContext(); |
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$action = $sendBuilder->buildAction(); |
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$action->execute($context); |
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$requestStorage->clear(); |
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$response = $context->getHttpResponseContext()->getResponse(); |
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$type = $this->confirmationService->needsConfirmation($user, $serviceProvider) ? 'confirm' : 'redirect'; |
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$token = $tokenManager->getToken(self::CSRF_TOKEN_ID); |
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if ($response instanceof SamlPostResponse) { |
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$data = $response->getData(); |
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$destination = $response->getDestination(); |
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$attributes = $attributeValueProvider->getValuesForUser($this->getUser(), $serviceProvider->getEntityId()); |
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return $this->render('sso/' . $type . '_post.html.twig', [ |
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'service' => $serviceProvider, |
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'data' => $data, |
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'destination' => $destination, |
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'attributes' => $attributes, |
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'csrf_token' => $token->getValue() |
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]); |
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} else if ($response instanceof RedirectResponse) { |
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$destination = $response->getTargetUrl(); |
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$attributes = $attributeValueProvider->getValuesForUser($this->getUser(), $serviceProvider->getEntityId()); |
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return $this->render('sso/' . $type . '_uri.html.twig', [ |
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'service' => $serviceProvider, |
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'destination' => $destination, |
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'attributes' => $attributes, |
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'csrf_token' => $token->getValue() |
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]); |
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} |
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throw new RuntimeException('Unsupported Binding!'); |
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} |
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#[Route(path: '/idp/saml/confirm/{uuid}', name: 'confirm_redirect')] |
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public function confirm(Request $request, SamlServiceProvider $serviceProvider, AttributeValueProvider $attributeValueProvider, CsrfTokenManagerInterface $tokenManager): Response { |
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$type = $request->request->get('type'); |
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$destination = $request->request->get('destination'); |
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$data = $request->request->all('data'); |
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$token = $request->request->get('_csrf_token'); |
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if($this->isCsrfTokenValid(self::CSRF_TOKEN_ID, $token) !== true) { |
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$token = $tokenManager->refreshToken(self::CSRF_TOKEN_ID); |
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if ($type === 'post') { |
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$attributes = $attributeValueProvider->getValuesForUser($this->getUser(), $serviceProvider->getEntityId()); |
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return $this->render('sso/confirm_post.html.twig', [ |
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'service' => $serviceProvider, |
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'data' => $data, |
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'destination' => $destination, |
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'attributes' => $attributes, |
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'csrf_token' => $token->getValue() |
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]); |
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} else if ($type === 'redirect') { |
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$attributes = $attributeValueProvider->getValuesForUser($this->getUser(), $serviceProvider->getEntityId()); |
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return $this->render('sso/confirm_uri.html.twig', [ |
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'service' => $serviceProvider, |
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'destination' => $destination, |
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'attributes' => $attributes, |
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'csrf_token' => $token->getValue() |
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]); |
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} |
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} else { |
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/** @var User $user */ |
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$user = $this->getUser(); |
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$this->confirmationService->saveConfirmation($user, $serviceProvider); |
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if($type === 'post') { |
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return $this->render('sso/redirect_post.html.twig', [ |
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'service' => $serviceProvider, |
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'data' => $data, |
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'destination' => $destination |
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]); |
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} else if($type === 'redirect') { |
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$token = $tokenManager->refreshToken(self::CSRF_TOKEN_ID); |
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return $this->render('sso/redirect_uri.html.twig', [ |
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'service' => $serviceProvider, |
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'destination' => $destination, |
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'csrf_token' => $token->getValue() |
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]); |
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} |
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} |
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return $this->redirectToRoute('dashboard'); |
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} |
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} |
SchulIT /
idp
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